Evidence map›Paper›PMID 27419064›Full record

ArticleFEBS open bio2016

Outer-sphere residues influence the catalytic activity of a chalcone synthase from Polygonum cuspidatum.

Yalin Shen, Xing Li, Tuanyao Chai, Hong Wang

Open access · goldAbstract read
In one paragraph

Article in FEBS open bio, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
0.5field-weighted citation impact, top 29% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed, 7 citations in OpenAlex.

  1. Review
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Yalin ShenUniversity of Chinese Academy of Sciences Beijing China.
Xing LiUniversity of Chinese Academy of Sciences Beijing China; State Key Laboratory of Molecular Developmental Biology Institute of Genetics and Developmental Biology Chinese Academy of Sciences Beijing China.
Tuanyao ChaiUniversity of Chinese Academy of Sciences Beijing China.
Hong WangUniversity of Chinese Academy of Sciences Beijing China.
University of Chinese Academy of Sciences · CNInstitute of Genetics and Developmental Biology · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We have previously cloned a chalcone synthase (PcCHS1) from Polygonum cuspidatum and biochemically identified its enzymatic dynamic properties. Here, we found that the outer sphere residues, Q82 and R105, could affect the catalytic activity and product profile of PcCHS1. Both Q82P and R105Q mutations of PcCHS1 could also change the pH dependence activity as well as the product profile of PcCHS1. Moreover, the Q82P/C198F double mutant could rescue the complete loss of enzyme activity caused by the C198F single mutation. Our study demonstrated that these outer-sphere residues of PcCHS1 play important roles both in structural maintenance and enzyme activity.

Indexed as

chalcone synthasePolygonum cuspidatumsite‐directed mutagenesis

Identifiers

PMID27419064
PMCPMC4887977
OpenAlexW2338837743

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.